5. Any accidents should:A fixed up before the teacher noticesB not be worried about because accidents happenC be reported to the teacher immediately

6. When using chemicals such as pesticides, you should:A make sure you kill all the plantsB read the label for instructions and safety messagesC not worry because they wouldn't make them if they weren't safe

7. Sharp tools should not be left lying around because:A someone could hurt themselves accidentallyB the teacher will get angryC they may spread disease to plants